function ovr1(){
document.images["bta"].src="images/fgo.gif"
document.images["txt"].src="images/01.gif"
}
function omo1(){
document.images["bta"].src="images/fgm.gif"
document.images["txt"].src="images/00.gif"
}
function ovr2(){
document.images["btb"].src="images/fho.gif"
document.images["txt"].src="images/02.gif"
}
function omo2(){
document.images["btb"].src="images/fhm.gif"
document.images["txt"].src="images/00.gif"
}
function ovr3(){
document.images["btc"].src="images/fdo.gif"
document.images["txt"].src="images/03.gif"
}
function omo3(){
document.images["btc"].src="images/fdm.gif"
document.images["txt"].src="images/00.gif"
}
function ovr4(){
document.images["btd"].src="images/homeo.gif"
document.images["txt"].src="images/04.gif"
}
function omo4(){
document.images["btd"].src="images/homem.gif"
document.images["txt"].src="images/00.gif"
}
function ovr5(){
document.images["bte"].src="images/como.gif"
document.images["txt"].src="images/05.gif"
}
function omo5(){
document.images["bte"].src="images/comm.gif"
document.images["txt"].src="images/05.gif"
}
function ovr6(){
document.images["btf"].src="images/mailo.gif"
document.images["txt"].src="images/06.gif"
}
function omo6(){
document.images["btf"].src="images/mailm.gif"
document.images["txt"].src="images/00.gif"
}